Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual torneio resultou em 6º lugar?
 ###Tabelas: CREATE TABLE european_version (european_version_id AUTO_INCREMENT PRIMARY KEY, Song title VARCHAR, Artist VARCHAR, Language VARCHAR, Decade VARCHAR, Genre VARCHAR, Exportable VARCHAR, Family Friendly VARCHAR) CREATE TABLE achievements (achievements_id AUTO_INCREMENT PRIMARY KEY, Year INT, Tournament VARCHAR, Venue VARCHAR, Result VARCHAR, Extra VARCHAR) CREATE TABLE overview_by_city (overview_by_city_id AUTO_INCREMENT PRIMARY KEY, Metropolitan Area VARCHAR, Media Market Ranking INT, Hosted 4 teams since INT, NFL Team(s) VARCHAR, MLB Team(s) VARCHAR, NBA Team(s) VARCHAR, NHL Team(s) VARCHAR) CREATE TABLE anaprof_2008_relegation_table (anaprof_2008_relegation_table_id AUTO_INCREMENT PRIMARY KEY, Place (Posición) INT, Team (Equipo) VARCHAR, Played (PJ) INT, Won (PG) INT, Draw (PE) INT, Lost (PP) INT, Goals Scored (GF) INT, Goals Conceded (GC) INT, +/- (Dif.) INT, Points (Pts.) INT) CREATE TABLE kwai_tsing_container_terminals (kwai_tsing_container_terminals_id AUTO_INCREMENT PRIMARY KEY, Terminal VARCHAR, Operator VARCHAR, Depth (m) VARCHAR, Berths INT, Quay cranes INT)  
SELECT Tournament FROM achievements WHERE Result = 6th